Merge "Scale bubble bar to the width of the handle" into main

quickstep/src/com/android/launcher3/taskbar/bubbles/BubbleStashedHandleViewController.java

@@ -172,6 +172,13 @@ public class BubbleStashedHandleViewController {
         mRegionSamplingHelper = null;
     }
 
+    /**
+     * Returns the width of the stashed handle.
+     */
+    public int getStashedWidth() {
+        return mStashedHandleWidth;
+    }
+
     /**
      * Returns the height of the stashed handle.
      */